<template>
	<view>
		<!-- 使用自定义的搜索组件 -->
		<view class="search-box">
			<my-search @click.native='gotoSearch'></my-search>
		</view>
		<!-- 轮播图区域 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
			<swiper-item v-for="(item, index) in swiperList" :key="index">
				<navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
					<image :src="item.image_src"></image>
				</navigator>
			</swiper-item>
		</swiper>
		<!-- 分类导航区域 -->
		<view class="nav-list">
			<view class="nav-item" v-for="(item,index) in navList" :key="index" @click="navClickHandle(item)">
				<image :src="item.image_src" class="nav-img"></image>
			</view>
		</view>
		<!-- 楼层区域 -->
		<view class="floor-list">
			<view class="floor-item" v-for="(item,index) in floorList" :key="index">
				<!-- 标题图片 -->
				<image :src="item.floor_title.image_src" class="floor-title"></image>
				<!-- 图片区域 -->
				<view class="floor-img-box">
					<!-- 左侧大图片盒子 -->
					<navigator class="left-img-box" :url="item.product_list[0].url">
						<image :src="item.product_list[0].image_src"
							:style="{'width': item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
					</navigator>
					<!-- 右侧四个小图片盒子 -->
					<view class="right-img-box">
						<navigator class="right-img-item" :url="item1.url" v-for="(item1,index1) in item.product_list"
							:key="index1" v-if="index1 !== 0">
							<image :src="item1.image_src" :style="{'width': item1.image_width + 'rpx'}" mode="widthFix">
							</image>
						</navigator>
					</view>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	import badgeMix from '@/mixins/tabbar-badge.js'
	export default {
		data() {
			return {
				// 轮播图数据
				swiperList: [],
				// 分类导航数据
				navList: [],
				// 楼层数据
				floorList: []
			};
		},
		mixins: [badgeMix],
		onLoad() {
			this.getSwiperList();
			this.getNavList();
			this.getFloorList()
		},
		methods: {
			// 请求轮播图数据
			async getSwiperList() {
				const {
					data: res
				} = await uni.$http.get('/home/swiperdata')
				if (res.meta.status !== 200) return uni.$showMsg()
				this.swiperList = res.message;
			},
			// 请求分类导航数据
			async getNavList() {
				const {
					data: res
				} = await uni.$http.get('/home/catitems')
				if (res.meta.status !== 200) return uni.$showMsg()
				this.navList = res.message
			},
			// 请求楼层数据
			async getFloorList() {
				const {
					data: res
				} = await uni.$http.get('/home/floordata')
				if (res.meta.status !== 200) return uni.$showMsg();
				// 对楼层数据进行处理, 将 goods_list的路径进行处理，新路径放到url属性上
				res.message.forEach((floor) => {
					floor.product_list.forEach((prod) => {
						prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1];
					})
				})
				this.floorList = res.message;
				console.log(this.floorList);

			},

			// nav-item项被点击时的事件处理函数
			navClickHandle(item) {
				// 判断点击的是哪个nav被点
				if (item.name === '分类') {
					uni.switchTab({
						url: '/pages/cate/cate'
					})
				} else {
					uni.$showMsg('其它导航还未完善！')
				}
			},
			// 前往搜索页面
			gotoSearch() {
				uni.navigateTo({
					url: '/subpkg/search/search'
				})
			}
		}
	}
</script>

<style lang="scss">
	.search-box {
		position: sticky;
		top: 0;
		z-index: 999;
	}

	swiper {
		height: 340rpx;

		.swiper-item,
		image {
			width: 100%;
			height: 100%;
		}
	}

	.nav-list {
		display: flex;
		justify-content: space-around;
		margin: 30rpx;

		.nav-img {
			width: 128rpx;
			height: 140rpx;
		}
	}


	.floor-item {
		.floor-title {
			height: 60rpx;
			width: 100%;
		}

		.floor-img-box {
			display: flex;
			padding-left: 12rpx;

			.right-img-box {
				display: flex;
				flex-wrap: wrap;
				justify-content: space-evenly;
			}
		}
	}
</style>
